PepsiCo Switches Its Ad Account
For Diet Pepsi to DDB Worldwide

PepsiCo Inc. moved responsibility for its Diet Pepsi ad account to Omnicom Group Inc.'s DDB Worldwide, delivering a blow to sister BBDO Worldwide, which has been Pepsi's primary ad agency for decades.

Some DDB work on a new Diet Pepsi campaign could well end up airing during the Super Bowl, an arena in which BBDO plays each year with big-splash ads. BBDO continues as Pepsi's primary advertising agency, a spokesman for Pepsi-Cola North America said. Nevertheless, the move comes as something of a slap in the face to the...